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Rebol Programming/echo

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< Rebol Programming
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USAGE:

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ECHO target

DESCRIPTION:

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Copies console output to a file.

ECHO is a function value.

ARGUMENTS

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  • target -- (Type: file none logic)

(SPECIAL ATTRIBUTES)

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  • catch

SOURCE CODE

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echo: func [
    "Copies console output to a file." 
    [catch] 
    target [file! none! logic!]
][
    if port? system/ports/echo [
        close system/ports/echo 
        system/ports/echo: none
    ] 
    if target = true [target: %rebol-echo.txt] 
    if file? target [
        system/ports/echo: throw-on-error [open/write/new/direct target]
    ]
]
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